E16.1

Other hypoglycemia

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 4 never code together

E16.1code

Excludes1

diabetes with hypoglycemia (E08.649, E10.649, E11.649, E13.649)E08.649 E08.649 E10.649 E10.649 E11.649 E11.649 E13.649 E13.649
hypoglycemia in infant of diabetic mother (P70.1)P70.1 P70.1
neonatal hypoglycemia (P70.4)P70.4 P70.4

E00-E89chapter

Excludes1

transitory endocrine and metabolic disorders specific to newborn (P70-P74)P70-P74

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Instructional notes 6

E16.1code

Inclusion terms

Functional hyperinsulinism
Functional nonhyperinsulinemic hypoglycemia
Hyperinsulinism NOS
Hyperplasia of pancreatic islet beta cells NOS

Use additional code

code for hypoglycemia level, if applicable (E16.A-)E16.A-E16.A-

E00-E89chapter

Notes

All neoplasms, whether functionally active or not, are classified in Chapter 2. Appropriate codes in this chapter (i.e. E05.8, E07.0, E16-E31, E34.-) may be used as additional codes to indicate either functional activity by neoplasms and ectopic endocrine tissue or hyperfunction and hypofunction of endocrine glands associated with neoplasms and other conditions classified elsewhere.E05.8 E07.0 E16-E31 E34.-

Index entries leading here 4

Hyperplasia, hyperplastic
- pancreatic islet cells E16.9
  - beta E16.1
Hyperinsulinism (functional) E16.1
- ectopic E16.1
- with
  - encephalopathy E16.1
Encephalopathy (acute) G93.40
- in (due to) (with)
  - hyperinsulinism E16.1
- posthypoglycemic (coma) E16.1
Hypoglycemia (spontaneous) E16.2
- functional, nonhyperinsulinemic E16.1
- infantile E16.1
- reactive (not drug-induced) E16.1

Alongside this code 7 same parent — E16

E16.0 Drug-induced hypoglycemia without coma E16.2 Hypoglycemia, unspecified E16.3 Increased secretion of glucagon E16.4 Increased secretion of gastrin E16.8 Other specified disorders of pancreatic internal secretion E16.9 Disorder of pancreatic internal secretion, unspecified E16.A Hypoglycemia level category

Medications 1

30 Hypoglycemia drugs

MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable: yes
Code set: FY2026
Parent: E16
Block: E15-E16
Siblings: 7

Present FY2024–FY2027.